/* =========================================
   DOWNBAD — PROFESSIONAL DESIGN SYSTEM
   ========================================= */

/* --- Variables & Reset --- */
:root {
    --bg-dark: #060608;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --bg-card-solid: rgba(12, 12, 16, 0.8);

    --text-primary: #f0f0f2;
    --text-secondary: #9a9aab;
    --text-muted: #636373;

    --accent-red: #ef4444;
    --accent-red-hover: #dc2626;
    --accent-red-glow: rgba(239, 68, 68, 0.15);
    --accent-red-muted: rgba(239, 68, 68, 0.08);
    --accent-gradient: linear-gradient(135deg, #ef4444, #b91c1c);

    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(239, 68, 68, 0.3);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Oswald', sans-serif;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-fast: all 0.15s ease;
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Dynamic Background --- */
#bg-particles {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    text-transform: uppercase;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

a {
    color: var(--accent-red);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: #f87171;
}

ul {
    list-style: none;
}

/* --- Glass Card Base --- */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 0.8rem 2.2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    border-radius: var(--radius-sm);
    position: relative;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-red-glow);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.3);
    color: #fff;
}

.btn-primary:active {
    transform: translateY(0) scale(0.99);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.04);
    color: #fff;
}

.btn-primary-outline {
    background: transparent;
    color: var(--accent-red);
    border: 1px solid rgba(239, 68, 68, 0.4);
    border-radius: var(--radius-sm);
    padding: 0.5rem 1.4rem;
    font-size: 0.9rem;
}

.btn-primary-outline:hover {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-red-glow);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0; width: 100%;
    z-index: 100;
    background: rgba(6, 6, 8, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.nav-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 1.1rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-img {
    height: 44px;
    transition: var(--transition);
    opacity: 0.9;
}

.logo-img:hover {
    opacity: 1;
}

.nav-links {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-red);
    transition: var(--transition);
    border-radius: 1px;
}

.nav-link.active {
    color: var(--text-primary);
}

.nav-link.active::after {
    width: 20px;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 20px;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.mobile-toggle span {
    width: 22px; height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 1px;
}

/* --- Layout Sections --- */
.section {
    padding: 10rem 2.5rem 6rem;
    max-width: 1300px;
    margin: 0 auto;
}

.section-divider {
    max-width: 1300px;
    margin: 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header::before {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--accent-red);
    margin: 0 auto 1.5rem;
    border-radius: 2px;
}

.section-header h2 {
    font-size: 2.8rem;
    letter-spacing: 1px;
}

.section-header h2 span {
    color: var(--accent-red);
}

.section-header p {
    color: var(--text-secondary);
    max-width: 550px;
    margin: 1.2rem auto 0;
    font-size: 1.05rem;
    line-height: 1.7;
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2.5rem;
    max-width: 1300px;
    margin: 0 auto;
    position: relative;
    padding-top: 10rem;
}

.hero-top {
    display: flex;
    align-items: center;
    gap: 5rem;
}

.hero-content {
    flex: 1;
}

.hero-logo {
    flex: 0 0 auto;
    max-width: 400px;
}

.hero-logo img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 50px rgba(239, 68, 68, 0.12)) drop-shadow(0 20px 40px rgba(0, 0, 0, 0.6));
    animation: heroLogoFloat 5s ease-in-out infinite;
}

@keyframes heroLogoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.35rem 1.2rem;
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--accent-red);
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 2rem;
    background: var(--accent-red-muted);
    border-radius: 100px;
}

.pulse-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-red);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

.hero-title {
    font-size: clamp(3.5rem, 7vw, 6.5rem);
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
    line-height: 1;
}

.hero-title span {
    color: var(--accent-red);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 520px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 8rem;
}

.hero-stats {
    display: flex;
    gap: 0;
}

.stat-box {
    display: flex;
    flex-direction: column;
    padding: 2rem 3rem;
    border-right: 1px solid var(--border-color);
}

.stat-box:first-child {
    padding-left: 0;
}

.stat-box:last-child {
    border-right: none;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -1px;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 0.25rem;
}

/* --- News Section --- */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
    gap: 1.5rem;
}

.news-card {
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
    overflow: hidden;
}

.news-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px var(--border-hover);
}

.news-image {
    height: 180px;
    background: #0a0a0c;
    position: relative;
    overflow: hidden;
}

.news-bg-1 { background: linear-gradient(135deg, #1a0505 0%, #0a0a0c 100%); }
.news-bg-2 { background: linear-gradient(135deg, #0a0a0c 0%, #0f0f12 100%); }
.news-bg-3 { background: linear-gradient(135deg, #050a08 0%, #0a0a0c 100%); }

.news-date {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    color: var(--text-secondary);
    padding: 0.3rem 0.8rem;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    letter-spacing: 1px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.news-content {
    padding: 1.8rem;
}

.news-category {
    color: var(--accent-red);
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
    display: block;
}

.news-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    letter-spacing: 0;
}

.news-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.read-more {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* --- Download Section --- */
.download-flex {
    display: flex;
    gap: 0;
    align-items: stretch;
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.download-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem;
}

.download-info h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.download-info h2 span {
    color: var(--accent-red);
}

.download-info p {
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    font-size: 1.05rem;
    line-height: 1.7;
}

.btn-large {
    padding: 1.1rem 2.8rem;
    font-size: 1.1rem;
    align-self: flex-start;
}

.download-icon {
    width: 22px; height: 22px;
}

.system-note {
    margin-top: 1rem;
    display: block;
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.sys-req {
    flex: 1;
    background: rgba(0, 0, 0, 0.25);
    padding: 4rem 3rem;
    border-left: 1px solid var(--border-color);
}

.sys-req h3 {
    margin-bottom: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.req-row {
    display: flex;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.req-row:last-child {
    border-bottom: none;
}

.req-label {
    width: 90px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.req-value {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --- Login Section --- */
.login-card {
    max-width: 460px;
    margin: 0 auto;
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 3.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-header h2 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.login-header h2 span {
    color: var(--accent-red);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.login-register-link {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Download Locked State --- */
.download-locked {
    text-align: center;
    padding: 6rem 2rem;
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.locked-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 2rem;
    color: var(--accent-red);
    opacity: 0.5;
}

.locked-icon svg {
    width: 100%;
    height: 100%;
}

.download-locked h2 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.download-locked h2 span {
    color: var(--accent-red);
}

.download-locked p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.locked-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* --- Nav User State --- */
.nav-user-greeting {
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    margin-right: 1rem;
}

.nav-user-greeting span {
    color: var(--accent-red);
    font-weight: 600;
}

.btn-logout {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 0.4rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-fast);
    border-radius: var(--radius-sm);
}

.btn-logout:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

#nav-user-item {
    display: flex;
    align-items: center;
}

#nav-user-item.hidden {
    display: none;
}

.hidden {
    display: none !important;
}

/* --- Registration Section --- */
.register-card {
    max-width: 540px;
    margin: 0 auto;
    background: var(--bg-card);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 3.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.register-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.register-header h2 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.register-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- Forms --- */
.form-alert {
    padding: 1rem 1.2rem;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    text-align: center;
    border: 1px solid transparent;
}

.form-alert.hidden {
    display: none;
}

.alert-error {
    background: rgba(239, 68, 68, 0.08);
    border-color: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.alert-success {
    background: rgba(34, 197, 94, 0.08);
    border-color: rgba(34, 197, 94, 0.25);
    color: #86efac;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.input-group input[type="text"],
.input-group input[type="email"],
.input-group input[type="password"] {
    width: 100%;
    padding: 0.9rem 1rem;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: rgba(239, 68, 68, 0.5);
    background: rgba(0, 0, 0, 0.6);
    box-shadow: 0 0 0 3px var(--accent-red-muted);
}

.input-group input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

/* Custom Checkbox */
.terms-group {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    position: relative;
    padding-left: 32px;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0; width: 0;
}

.checkmark {
    position: absolute;
    top: 2px; left: 0;
    height: 18px; width: 18px;
    background-color: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    transition: var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: rgba(239, 68, 68, 0.5);
}

.checkbox-container input:checked ~ .checkmark {
    background: var(--accent-gradient);
    border-color: var(--accent-red);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 5px; top: 1px;
    width: 5px; height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.terms-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.submit-btn {
    width: 100%;
    position: relative;
}

.loader {
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top: 2px solid #fff;
    border-radius: 50%;
    width: 18px; height: 18px;
    animation: spin 0.8s linear infinite;
    position: absolute;
}
.loader.hidden { display: none; }

@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

/* --- Password Strength & Match --- */
.password-strength {
    margin-top: 0.6rem;
}

.password-strength.hidden,
.password-match-msg.hidden {
    display: none;
}

.strength-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.strength-fill {
    height: 100%;
    width: 0%;
    border-radius: 2px;
    transition: width 0.3s ease, background 0.3s ease;
}

.strength-fill.weak { width: 33%; background: var(--accent-red); }
.strength-fill.medium { width: 66%; background: #eab308; }
.strength-fill.strong { width: 100%; background: #22c55e; }

.strength-text {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.password-match-msg {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.75rem;
}

.password-match-msg.match { color: #22c55e; }
.password-match-msg.no-match { color: var(--accent-red); }

/* --- Scroll to Top Button --- */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 42px;
    height: 42px;
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
    backdrop-filter: blur(12px);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
    transform: translateY(-2px);
}

.scroll-top svg {
    width: 18px; height: 18px;
}

/* --- Footer --- */
.footer {
    background: rgba(0, 0, 0, 0.5);
    border-top: 1px solid var(--border-color);
    padding: 5rem 2.5rem 2rem;
    margin-top: 8rem;
}

.footer-content {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 4rem;
}

.footer-img {
    height: 32px;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.footer-logo p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 2.5rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-secondary);
}

.footer-bottom {
    max-width: 1300px;
    margin: 0 auto;
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .download-flex {
        flex-direction: column;
    }
    .sys-req {
        border-left: none;
        border-top: 1px solid var(--border-color);
    }
    .download-info { padding: 3rem; }
    .sys-req { padding: 3rem; }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; width: 100%;
        background: rgba(6, 6, 8, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
        gap: 0.25rem;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-top {
        flex-direction: column-reverse;
        gap: 2rem;
    }

    .hero-logo {
        max-width: 220px;
    }

    .hero-title {
        font-size: 3rem;
        letter-spacing: -1px;
    }

    .hero-cta {
        flex-direction: column;
        margin-bottom: 4rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 0;
    }

    .stat-box {
        padding: 1.5rem 0;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .stat-box:last-child {
        border-bottom: none;
    }

    .section {
        padding: 6rem 1.2rem 3rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .section-header {
        margin-bottom: 3rem;
    }

    .download-info { padding: 2rem; }
    .sys-req { padding: 2rem; }
    .register-card { padding: 2rem; }
    .login-card { padding: 2rem; }
    .locked-cta { flex-direction: column; align-items: center; }
    .download-locked { padding: 4rem 1.5rem; }
    #nav-user-item { flex-direction: column; gap: 0.5rem; align-items: center; }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}